Noreen, the library computer blocks http://www.pbm.com/~lindahl/ballads/olson/B051.pdf under the "no pornography" rule

A song mentioned by Shakespeare
there have been some lyrics found in Scotland with the cailín cois tSuire mé lines in them; the supposed Irish original is lost
I may have written something about this on Mudcat a couple of years ago, if you'd like to try searching the archives